Base | Representation |
---|---|
bin | 1100001110001… |
… | …01100111110000 |
3 | 21010220121211020 |
4 | 12013011213300 |
5 | 202221140303 |
6 | 14101215440 |
7 | 2353263000 |
oct | 607054760 |
9 | 233817736 |
10 | 102521328 |
11 | 52963878 |
12 | 2a401580 |
13 | 18317310 |
14 | d88a000 |
15 | 9001a53 |
hex | 61c59f0 |
102521328 has 160 divisors (see below), whose sum is σ = 333312000. Its totient is φ = 26982144.
The previous prime is 102521317. The next prime is 102521333. The reversal of 102521328 is 823125201.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a junction number, because it is equal to n+sod(n) for n = 102521298 and 102521307.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 213793 + ... + 214271.
It is an arithmetic number, because the mean of its divisors is an integer number (2083200).
Almost surely, 2102521328 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 102521328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (166656000).
102521328 is an abundant number, since it is smaller than the sum of its proper divisors (230790672).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
102521328 is a wasteful number, since it uses less digits than its factorization.
102521328 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 524 (or 504 counting only the distinct ones).
The product of its (nonzero) digits is 960, while the sum is 24.
The square root of 102521328 is about 10125.2816257129. The cubic root of 102521328 is about 468.0275387404.
Adding to 102521328 its reverse (823125201), we get a palindrome (925646529).
The spelling of 102521328 in words is "one hundred two million, five hundred twenty-one thousand, three hundred twenty-eight".
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